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    <title>Document</title>
    <script>
        for (var k = 1; k < 5; k++)
            {
                var h = 721 * k;
 
                var a = 265 * k;
 
                var b = 191 * k;
 
                var c = 148 * k;
 
                var d = 129 * k;
 
                var e = 76 * k;
 
                 console.log("甲绳长"+a);
                 console.log("乙绳长"+b);
                 console.log("丙绳长"+c);
                 console.log("丁绳长"+d); 
                 console.log("戊绳长"+e); 
                 console.log("井深"+h);                 
             } 
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